—— 请按键盘 空白键 开始游戏 ——

It is a capital mistake to theorize before one has data.
我认为能够对生活笑是很重要的。
学校必须代表当下的生活——对孩子来说,这种生活与他在家庭、邻里或操场上所进行的生活一样真实和重要。
If there's a book that you want to read, but it hasn't been written yet, then you must write it.
语言有力量,但沉默可能更强大。